If the scan can be expanded to other blood-borne diseases, it could potentially be useful. But it's pointless for malaria. Malaria is a bit unique among diseas

If the scan can be expanded to other blood-borne diseases, it could potentially be useful. But it's pointless for malaria. Malaria is a bit unique among diseases in that it's a parasite and not a virus or bacteria. I'm not sure this method extends to non-parasitic diseases.